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PalmettoGuard

Life Extension
4.4
★ ★ ★ ★ ★
(1566 ratings)
Boron 3 mg
Saw Palmetto 320 mg
Product Image
Score81
A focused, well-priced saw palmetto and beta-sitosterol softgel with premium chelated boron. Fatty-acid standardization is the main missing quality detail.
How scoring works
Quantity:30 Softgel(s) • (30 servings)
Goals:
Hair Health
General Health
Testosterone Support

Score 81

A focused, well-priced saw palmetto and beta-sitosterol softgel with premium chelated boron. Fatty-acid standardization is the main missing quality detail.
How scoring works
$12.00($0.40 per serving)
Pure Formulas
$ 12.00
iHerb
$ 12.00
Vitacost
$ 12.00
Vitacost
$ 12.00
Amazon
$ 12.00
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Analysis

Saw palmetto CO2 extract is delivered in an oil-containing softgel at a substantial daily amount. Pine beta-sitosterol complements that ingredient, while Albion bororganic glycine supplies boron in a well-characterized chelated form.

The blend is most relevant to hair and male-health goals rather than broad testosterone enhancement. Rosemary is present only in a very small amount and is unlikely to drive the formula.

Individual amounts are clear and the one-softgel serving is convenient. The main transparency gap is the absence of a stated fatty-acid concentration, which matters when comparing saw palmetto extracts.

Who is it for
  • Adult men seeking a compact saw palmetto formula
  • People focused on hair or male-health support
  • Users who prefer a one-softgel serving
Best for
  • Saw palmetto supplementation
  • Hair-related botanical support
  • Convenient daily use

Pros

  • Uses a CO2 saw palmetto extract
  • Includes pine beta-sitosterol
  • Provides premium chelated boron

Cons

  • Does not state saw palmetto fatty-acid concentration
  • Rosemary amount is too small to add much
  • Not a broad general-health formula

Warnings

  • Saw palmetto is unsuitable during pregnancy because of its hormone-related activity.
  • Saw palmetto may increase bleeding risk when combined with anticoagulant or antiplatelet medicines.
  • The formula can affect hormone-related pathways and should be discussed before hormone testing or hormone-active treatment.

Nutrient quality

90 Highest impact

Saw palmetto, beta-sitosterol, boron, and rosemary form a focused botanical combination. The strong boron form and meaningful doses are offset by missing saw palmetto fatty-acid standardization.

Ingredient transparency

77 High impact

All named actives have specific amounts and no proprietary blend hides them. Fatty-acid standardization, intake directions, and non-active softgel ingredients are not supplied.

Customer satisfaction

67 High impact

The aggregate rating provides useful satisfaction context, with confidence shaped by the response count. No review text is supplied, so repeated complaints and purpose-specific experiences cannot be verified.

Value for money

87 Highest impact

A full saw palmetto serving and complementary actives provide useful value. The accessible ongoing cost and focused design compare well despite incomplete standardization.

Report analysis

Goals

Hair Health
Hair Health
Impact
Highest effect
B Goal FitA- Strength of SupportC CoverageA- Formula Quality

Saw palmetto directly targets androgen signaling and may suit pattern hair loss linked to dihydrotestosterone. It is less relevant to shedding caused by iron, zinc, vitamin D, stress, or inadequate structural nutrients.

The CO2 extract reaches the commonly used daily amount and the softgel suits its oil-soluble compounds. Fatty-acid standardization is missing, and saw palmetto should be avoided during pregnancy because of its hormone-related activity.

Study evidence
Saw Palmetto Supportive 5 studies
General Health
General Health
Impact
High effect
C- Goal FitA- Strength of SupportC CoverageA- Formula Quality
Boron · 3 mg

The formula is primarily designed for prostate support, so its general-health fit is narrower than its ingredient count suggests. Boron contributes to mineral and bone metabolism, while saw palmetto and beta-sitosterol mainly serve a specific male-health purpose.

The 3 mg boron amount and Albion chelate are meaningful quality strengths. The softgel combination is coherent for its niche purpose but does not provide broad foundational nutrition.

Study evidence
Boron Supportive 6 studies
Testosterone Support
Testosterone Support
Impact
High effect
C Goal FitB+ Strength of SupportC- CoverageC- Formula Quality
Boron · 3 mg

Boron may support free testosterone, while saw palmetto and beta-sitosterol mainly target androgen metabolism for prostate support. Boron has useful short-term human evidence, but the prostate botanicals do not reliably raise testosterone.

The 3 mg boron amount is well aligned, and saw palmetto is supplied at a substantial extract dose. Premium boron and a CO2 saw palmetto extract are clearly identified in a suitable softgel.

Study evidence
Boron Disputed 3 studies

Ingredients

IngredientAmount per serving
Calories
5 Calorie(s)
Total Fat
0.5 Gram(s)
Cholesterol
0 mg
Saw Palmetto CO2 extract
320 mg
Beta-Sitosterol (Pine)
 90 mg
Boron (Albion Bororganic Glycine)
 3 mg
Rosemary extract
400 mcg
Men 18–50
Report overview
Boron (Albion Bororganic Glycine) · 3 mg OverallScore86
A+ Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyC Value

Albion Bororganic Glycine combines a premium chelated form with a well-aligned 3 mg dose. The named source strengthens quality confidence, though the amount is not explicitly labeled as elemental boron. Value is fair when assessed only for boron because the formula also centers on saw palmetto and beta-sitosterol.

View ingredientView products
Saw Palmetto · 320 mg OverallScore78
B Active Ingredient Quality & BioavailabilityB+ Dose, Safety & Label TransparencyB- Value

The CO2 extract and oil-containing softgel provide a suitable delivery system for saw palmetto actives. The single softgel supplies the standard daily extract amount and includes several complementary compounds. Fatty acid concentration is not disclosed, which keeps label transparency and value from matching the otherwise strong formulation.

View ingredientView products
Loading alternative details
81 Performance

Saw Palmetto Extract 320 mg

NOW
<p>A full saw palmetto extract amount in an oil softgel with pumpkin seed oil provides a strong practical formulation. A clearer saw palmetto extract or defined organic boron form improves ingredient quality over the original’s missing standardization or modest amounts. A focused candidate may not preserve the full multi-ingredient profile.</p>
88 Performance

Boron 6 mg

Swanson Ultra
<p>Albion bororganic glycine provides a well-defined premium chelate. A clearer saw palmetto extract or defined organic boron form improves ingredient quality over the original’s missing standardization or modest amounts. A focused candidate may not preserve the full multi-ingredient profile.</p>
86 Performance

Boron 5 mg

Nutricost
<p>Boron citrate is a defined organic form with useful absorption potential. A clearer saw palmetto extract or defined organic boron form improves ingredient quality over the original’s missing standardization or modest amounts. A focused candidate may not preserve the full multi-ingredient profile.</p>
76 Budget

Saw Palmetto Extract 160 mg

NOW
<p>The oil-friendly softgel is a sensible delivery choice, but the extract amount is below a common full daily target. Its lower serving cost makes it more economical than the original. Saw palmetto, boron, or prostate-support ingredients remain relevant, though the formula may be narrower than the original.</p>
71 Budget

Saw Palmetto 450 mg

Nature's Bounty
<p>The very low-cost formula is simple, but its whole-herb amount cannot be compared with a standardized extract. Its lower serving cost makes it more economical than the original. Saw palmetto, boron, or prostate-support ingredients remain relevant, though the formula may be narrower than the original.</p>
79 Budget

Saw Palmetto 160 mg

Swanson
<p>Supercritical extraction and softgel delivery support good form quality. Its lower serving cost makes it more economical than the original. Saw palmetto, boron, or prostate-support ingredients remain relevant, though the formula may be narrower than the original.</p>
87 Value

Boron 3 mg

NOW
<p>Bororganic glycine provides a well-absorbed chelated boron form. A low serving cost and clearly named boron forms provide strong value for one shared pathway. Separate saw palmetto support would be needed to reproduce the original’s androgen-focused breadth.</p>
84 Value

Boron 5mg

Best Naturals
<p>Boron citrate is a defined organic form with useful absorption potential. A low serving cost and clearly named boron forms provide strong value for one shared pathway. Separate saw palmetto support would be needed to reproduce the original’s androgen-focused breadth.</p>
83 Value

Triple Boron 3 mg

Source Naturals
<p>Aspartate, glycinate, and citrate provide three useful organic boron forms. A low serving cost and clearly named boron forms provide strong value for one shared pathway. Separate saw palmetto support would be needed to reproduce the original’s androgen-focused breadth.</p>
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Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Effects of boron supplementation on the severity and duration of pain in primary dysmenorrhea.
    Nikkhah S; Dolatian M; Naghii MR; Zaeri F; Taheri SM · Complementary therapies in clinical practice · 2015
    Randomized trial113 participantsGeneral Health forBoron
  2. Efficacy and safety of tavaborole topical solution, 5%, a novel boron-based antifungal agent, for the treatment of toenail onychomycosis: Results from 2 randomized phase-III studies.
    Elewski BE; Aly R; Baldwin SL; González Soto RF; Rich P; Weisfeld M; Wiltz H; Zane LT; Pollak R · Journal of the American Academy of Dermatology · 2015
    Randomized trialGeneral Health forBoron
  3. The efficacy and safety of tavaborole, a novel, boron-based pharmaceutical agent: phase 2 studies conducted for the topical treatment of toenail onychomycosis.
    Toledo-Bahena ME; Bucko A; Ocampo-Candiani J; Herz-Ruelas ME; Jones TM; Jarratt MT; Pollak RA; Zane LT · Journal of drugs in dermatology : JDD · 2015
    Clinical trial336 participantsGeneral Health forBoron
  4. Boron neutron capture therapy (BNCT) for glioblastoma multiforme: a phase II study evaluating a prolonged high-dose of boronophenylalanine (BPA).
    Henriksson R; Capala J; Michanek A; Lindahl SA; Salford LG; Franzén L; Blomquist E; Westlin JE; Bergenheim AT; Swedish Brain Tumour Study Group · Radiotherapy and oncology : journal of the European Society for Therapeutic Radiology and Oncology · 2009
    Single-arm trial30 participantsGeneral Health forBoron
  5. Effects of Calcium Fructoborate on Levels of C-Reactive Protein, Total Cholesterol, Low-Density Lipoprotein, Triglycerides, IL-1β, IL-6, and MCP-1: a Double-blind, Placebo-controlled Clinical Study
    Otilia-Constantina Rogoveanu, George Dan Mogosanu, Cornelia Bejenaru, Ludovic Everard Bejenaru, Octavian Croitoru, Johny Neamtu, Zbigniew Pietrzkowski, Tania Reyes-Izquierdo, Andrei Bita, Iulia Daria Scorei, Romulus Ion Scorei · Biological Trace Element Research · 2015
    Randomized trial78 participantsGeneral Health forBoron
  6. The Safety and Efficacy of a Proprietary Bioactive Fatty Acids Extract From Saw Palmetto (Serenoa repens) for Promoting Hair Growth and Reducing Hair Loss in Adults With Self-Perceived Thinning Hair: 90-Day Results.
    Ablon G · Journal of cosmetic dermatology · 2025
    Randomized trial60 participantsHair Health forSaw Palmetto
  7. Effects of dietary supplements on androgenetic alopecia: a systematic review and network meta-analysis.
    Zhou L; Zhu W; Chen Y · Frontiers in nutrition · 2026
    Meta-analysis1,658 participants19 studies pooledHair Health forSaw Palmetto
  8. The Safety and Efficacy of a Novel Saw Palmetto (Serenoa repens) Extract for Promoting Hair Growth in Adults With Self-Perceived Thinning Hair: 180-Day Results.
    Ablon G · Journal of cosmetic dermatology · 2026
    Randomized trial60 participantsHair Health forSaw Palmetto
  9. Beyond Minoxidil: Off-Label Therapies for Male Androgenetic Alopecia-A Systematic Review with Network Meta-Analyses.
    Gupta AK; Compton SAH; Liddy A; Talukder M; Wang T; Bamimore MA · Medicina (Kaunas, Lithuania) · 2026
    Meta-analysis50 participants23 studies pooledHair Health forSaw Palmetto
  10. Comparitive effectiveness of finasteride vs Serenoa repens in male androgenetic alopecia: a two-year study.
    Rossi A; Mari E; Scarno M; Garelli V; Maxia C; Scali E; Iorio A; Carlesimo M · International journal of immunopathology and pharmacology · 2013
    Non-randomized trial100 participantsHair Health forSaw Palmetto
  11. Biochemical and physiologic consequences of boron deprivation in humans.
    Nielsen FH · Environmental health perspectives · 1995
    Single-arm trial12 participantsTestosterone Support forBoron
  12. Plasma boron and the effects of boron supplementation in males.
    Green NR; Ferrando AA · Environmental health perspectives · 1995
    Randomized trial19 participantsTestosterone Support forBoron
  13. Comparative effects of daily and weekly boron supplementation on plasma steroid hormones and proinflammatory cytokines
    Mohammad Reza Naghii, Mahmoud Mofid, Ali Reza Asgari, Mehdi Hedayati, Maryam-Saddat Daneshpour · Journal of Trace Elements in Medicine and Biology · 2011
    Non-randomized trial8 participantsTestosterone Support forBoron